import { ADD2, MINUS2 } from '../action-type'
let initState = { number: 0 };

const reducer = (state = initState, action) => {
    switch (action.type) {
        case ADD2:
            return { number: state.number + 1 };
        case MINUS2:
            return { number: state.number - 1 };
        default:
            return state;
    }
}
export default reducer